Opteka 0.5x HD2 Wide Angle Lens for Canon DC40, DC50, HV10, Optura 10, 20, VIXIA HF M30, M300, M31, M32, HF10, HF100, HF11, HF20, HF200, HF21, HG20, HG21, HR10, LEGRIA HF M31, M32, HF10, HF100, HF11, HF20, HF200, HF21, HG20, HG21, HR10 and iVIS HV10 Digital Camcorders A 0.5x wide-angle converter DOUBLES your angle of view, allowing you to get twice as much in the picture. Expand your options further by unscrewing the front to convert to a macro lens for close-up shots High Definition2 - 2 times the resolution of standard high definition lenses Digital Multi-Coated glass reduces the appearance of lens flare and ghosting caused by reflections Easily attaches to the filter threads on your camcorder, adapter ring included in shipment if necessary.